{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["RNA", "cell type", "protein", "cell line"], "input": "The helix-loop-helix (HLH) proteins are a family of transcription factors that include proteins critical to differentiation and development in species ranging from plants to mammals ."}
{"RNA": [], "cell type": [], "protein": ["helix-loop-helix (HLH) proteins", "helix-loop-helix", "transcription factors"], "cell line": []}